To be safe, download an alternate browser like Firefox or Chrome and avoid Internet Explorer until Microsoft issues a patch. UPDATE: a patch is now available for all Windows users, even XP. Run Windows Update to verify the patch has been installed. in my case, I found it had been downloaded but not installed.

Update Adobe Flash PlayerA second security bug involves Adobe Flash Player. This vulnerability permits remote code execution, potentially giving hackers access to your computer. (For those who are curious, the result is the same as the Internet Explorer vulnerability, but the two security issues are unrelated.)